crashing program, help

hey guys, my program is crashing, can someone see why

try looking in case open:

Code:

#include <windows.h> #include <stdio.h> #define ID_EDIT 1 #define ID_BUTTON 2 #define ID_STATIC 3 #define ID_LISTBOX 4 #define ID_NEW 1000 #define ID_OPEN 1004 #define ID_CLOSE 1001 #define ID_EXIT 1002 LRESULT CALLBACK WndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam) { FILE *pfile; FILE *pfile2; static HWND hwndEdit; static HWND hwndEdit2; static HWND hwndEdit3; static HWND hwndEdit4; static HWND hwndButton; static HWND hwndStatic; static HWND hwndStatic2; static HWND hwndStatic3; static HWND hwndStatic4; static HWND hwndStatic5; static HWND hwndStatic6; static HWND hwndlistbox; static int len; static CHAR text[1000]; static CHAR text2[1000]; static CHAR text3[1000]; static CHAR text4[1000]; int num1 = 0; CREATESTRUCT *cs; HMENU hMenu, hSubMenu, hSubMenu2; char szText[64]; // Menu-item identifiers static char szMenuItem[6][10] = {"Open", "Close", "Exit", "New"}; switch(msg) { case WM_CREATE: /*hwndEdit = CreateWindow(TEXT("Edit"), NULL, WS_CHILD | WS_VISIBLE | WS_BORDER | ES_MULTILINE, 50, 70, 170, 140, hwnd, (HMENU) ID_EDIT, NULL, NULL); hwndEdit2 = CreateWindow(TEXT("Edit"), NULL, WS_CHILD | WS_VISIBLE | WS_BORDER, 50, 30, 20, 20, hwnd, (HMENU) ID_EDIT, NULL, NULL); hwndEdit3 = CreateWindow(TEXT("Edit"), NULL, WS_CHILD | WS_VISIBLE | WS_BORDER, 120, 30, 20, 20, hwnd, (HMENU) ID_EDIT, NULL, NULL); hwndEdit4 = CreateWindow(TEXT("Edit"), NULL, WS_CHILD | WS_VISIBLE | WS_BORDER, 190, 30, 40, 20, hwnd, (HMENU) ID_EDIT, NULL, NULL); hwndStatic = CreateWindow(TEXT("static"), "please insert your date:", WS_CHILD | WS_VISIBLE, 1, 1, 300, 20, hwnd, (HMENU) ID_STATIC, NULL, NULL); hwndStatic2 = CreateWindow(TEXT("static"), "/", WS_CHILD | WS_VISIBLE, 1, 5, 300, 20, hwnd, (HMENU) ID_STATIC, NULL, NULL); hwndStatic3 = CreateWindow(TEXT("static"), "please insert your date:", WS_CHILD | WS_VISIBLE, 1, 3, 300, 20, hwnd, (HMENU) ID_STATIC, NULL, NULL); hwndStatic4 = CreateWindow(TEXT("static"), "please insert your date:", WS_CHILD | WS_VISIBLE, 1, 4, 300, 20, hwnd, (HMENU) ID_STATIC, NULL, NULL); hwndStatic5 = CreateWindow(TEXT("static"), "", WS_CHILD | WS_VISIBLE, 20, 220, 300, 20, hwnd, (HMENU) ID_STATIC, NULL, NULL); hwndButton = CreateWindow( TEXT("button"), TEXT("set title and write to file"), WS_VISIBLE | WS_CHILD, 30, 240, 200, 25, hwnd, (HMENU) ID_BUTTON, NULL, NULL);*/ cs = (LPCREATESTRUCT)lParam; hMenu = CreateMenu(); SetMenu(hwnd, hMenu); hSubMenu = CreatePopupMenu(); AppendMenu(hSubMenu, MF_STRING, ID_OPEN, "&Open"); AppendMenu(hSubMenu, MF_STRING, ID_NEW, "&New"); AppendMenu(hSubMenu, MF_STRING, ID_EXIT, "&Exit"); InsertMenu(hMenu, 0, MF_POPUP|MF_BYPOSITION, (UINT_PTR)hSubMenu, "File"); DrawMenuBar(hwnd); break; case WM_COMMAND: switch(LOWORD(wParam)) { case ID_OPEN : DestroyWindow(hwndEdit); DestroyWindow(hwndEdit2); DestroyWindow(hwndEdit3); DestroyWindow(hwndEdit4); DestroyWindow(hwndStatic); DestroyWindow(hwndStatic2); DestroyWindow(hwndStatic3); DestroyWindow(hwndStatic4); DestroyWindow(hwndStatic5); DestroyWindow(hwndButton); hwndlistbox = CreateWindow(TEXT("Listbox"), NULL, WS_CHILD | WS_VISIBLE | WS_BORDER | WS_VSCROLL, 0, 0, 265, 305, hwnd, (HMENU) ID_EDIT, NULL, NULL); char *buff1; char *character; pfile = fopen("C:\\reminder\\data\\backup1.xls", "r"); while(fgets(buff1,50, pfile)) { buff1 = character; while(character != "\n"){ if(num1 != 3){ if(character == ","){ SendMessage(hwndlistbox, LB_ADDSTRING, 0, (LPARAM)" "); num1 = num1 + 1 ; } else{ SendMessage(hwndlistbox, LB_ADDSTRING, 0, (LPARAM)character); } } else{ printf("%s",character); } } } /*while(fgets(buff1,50, pfile)) { SendMessage(hwndlistbox, LB_ADDSTRING, 0, (LPARAM)buff1); }*/ return 0; break; case ID_NEW: if(hwndEdit == NULL){ DestroyWindow(hwndlistbox);} hwndEdit = CreateWindow(TEXT("Edit"), NULL, WS_CHILD | WS_VISIBLE | WS_BORDER | ES_MULTILINE, 50, 70, 170, 140, hwnd, (HMENU) ID_EDIT, NULL, NULL); hwndEdit2 = CreateWindow(TEXT("Edit"), NULL, WS_CHILD | WS_VISIBLE | WS_BORDER, 50, 30, 20, 20, hwnd, (HMENU) ID_EDIT, NULL, NULL); hwndEdit3 = CreateWindow(TEXT("Edit"), NULL, WS_CHILD | WS_VISIBLE | WS_BORDER, 120, 30, 20, 20, hwnd, (HMENU) ID_EDIT, NULL, NULL); hwndEdit4 = CreateWindow(TEXT("Edit"), NULL, WS_CHILD | WS_VISIBLE | WS_BORDER, 180, 30, 40, 20, hwnd, (HMENU) ID_EDIT, NULL, NULL); hwndStatic = CreateWindow(TEXT("static"), "please insert your date:", WS_CHILD | WS_VISIBLE, 1, 1, 300, 20, hwnd, (HMENU) ID_STATIC, NULL, NULL); hwndStatic2 = CreateWindow(TEXT("static"), "/", WS_CHILD | WS_VISIBLE, 1, 5, 300, 20, hwnd, (HMENU) ID_STATIC, NULL, NULL); hwndStatic3 = CreateWindow(TEXT("static"), "please insert your date:", WS_CHILD | WS_VISIBLE, 1, 3, 300, 20, hwnd, (HMENU) ID_STATIC, NULL, NULL); hwndStatic4 = CreateWindow(TEXT("static"), "please insert your date:", WS_CHILD | WS_VISIBLE, 1, 4, 300, 20, hwnd, (HMENU) ID_STATIC, NULL, NULL); hwndStatic5 = CreateWindow(TEXT("static"), "", WS_CHILD | WS_VISIBLE, 20, 220, 300, 20, hwnd, (HMENU) ID_STATIC, NULL, NULL); hwndButton = CreateWindow( TEXT("button"), TEXT("set title and write to file"), WS_VISIBLE | WS_CHILD, 30, 240, 200, 25, hwnd, (HMENU) ID_BUTTON, NULL, NULL); break; case ID_EXIT : if(MessageBox(hwnd,"are you sure you want to exit","Exit",MB_YESNO) == IDYES){ DestroyWindow(hwnd);} else{ return 0; } break; /*sprintf(szText, "You chose %s", szMenuItem[LOWORD(wParam) - 1000]); MessageBox(hwnd, szText, "MenuApp", MB_OK);*/ } break; if (HIWORD(wParam) == BN_CLICKED) { pfile2 = fopen("C:\\reminder\\data\\backup1.xls", "r"); if(pfile2 == NULL){ system("mkdir C:\\reminder\\data"); pfile = fopen("C:reminder\\data\\backup1.xls", "a"); } pfile = fopen("database1234.xls", "r"); if(pfile == NULL){ MessageBox(hwnd,"the database for the program was deleted or moved, we will now use the backup,\neverything you enter now will be put into the original file\n and the backup\n the program will try to copy the backup.\n(the program will take care of everything)","database not found",MB_OK); pfile2 = fopen("C:\\reminder\\data\\backup1.xls", "r"); if(pfile2 == NULL){ system("mkdir C:\\reminder\\data"); pfile = fopen("C:reminder\\data\\backup1.xls", "a");} } else{ fclose(pfile); pfile = fopen("database1234.xls", "a"); } fclose(pfile); fclose(pfile2); pfile = fopen("database1234.xls", "a"); pfile2 = fopen("C:\\reminder\\data\\backup1.xls", "a"); SetWindowText(hwndStatic5,("Getting text...")); len = GetWindowTextLength(hwndEdit) + 1; GetWindowText(hwndEdit, text, len); GetWindowText(hwndEdit2, text2, len); GetWindowText(hwndEdit3, text3, len); GetWindowText(hwndEdit4, text4, len); //SetWindowText(hwnd, text); SetWindowText(hwndStatic5,("writing to file...")); fprintf(pfile,"%s,%s,%s,\"%s\"\n",text2,text3,text4,text); fprintf(pfile2,"%s,%s,%s,\"%s\"\n",text2,text3,text4,text); //MessageBox(hwnd,text,"text",MB_OK); fclose(pfile); fclose(pfile2); SetWindowText(hwndStatic5,("done")); SetWindowText(hwndEdit,("")); SetWindowText(hwndEdit2,("")); SetWindowText(hwndEdit3,("")); SetWindowText(hwndEdit4,("")); } break; case WM_CLOSE : if(MessageBox(hwnd,"are you sure you want to exit","Exit",MB_YESNO) == IDYES){ DestroyWindow(hwnd);} else{ return 0; } break; case WM_DESTROY: PostQuitMessage(0); break; } return DefWindowProc(hwnd, msg, wParam, lParam); } int WINAPI WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow ) { MSG msg ; WNDCLASS wc = {0}; wc.lpszClassName = TEXT( "Edit Control" ); wc.hInstance = hInstance ; wc.hbrBackground = GetSysColorBrush(COLOR_3DFACE); wc.lpfnWndProc = WndProc ; wc.hCursor = LoadCursor(0,IDC_ARROW); RegisterClass(&wc); CreateWindow( wc.lpszClassName, TEXT("Edit control"), WS_OVERLAPPEDWINDOW | WS_VISIBLE, 1000, 420, 280, 350, 0, 0, hInstance, 0); while( GetMessage(&msg, NULL, 0, 0)) { TranslateMessage(&msg); DispatchMessage(&msg); } return (int) msg.wParam; }